... high reputation among our customers, Kunshan Hongda Heavy Forging Co., Ltd. was founded in 1987, and now boasts factory ... forgings. In recently years, Kunshan Hongda Heavy Forging Co., Ltd has successfully developed the forgings with 42CrMo4 matetial for ... applied in machinery,chemical and petroleum industries,mould,shipping,transportation,agriculture,pipeline,metallurgy,GI,ETC.(4),we have ...